Logic.php

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<?php

namespace BristolSU\Support\Logic;

use BristolSU\ControlDB\Contracts\Repositories\User;
use BristolSU\Support\Authentication\Contracts\Authentication;
use BristolSU\Support\Filters\FilterInstance;
use BristolSU\Support\Revision\HasRevisions;
use BristolSU\Support\User\Contracts\UserAuthentication;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Collection;

class Logic extends Model
{
    use HasRevisions;
    
    protected $fillable = [
        'name',
        'description',
        'user_id'
    ];

    protected $appends = [
        'lowest_resource'
    ];


    public function __construct(array $attributes = [])
    {
        parent::__construct($attributes);
        self::creating(function($model) {
            if($model->user_id === null && ($user = app(UserAuthentication::class)->getUser()) !== null) {
                $model->user_id = $user->controlId();
            }
        });
    }
    
    public function filters()
    {
        return $this->hasMany(FilterInstance::class);
    }


    public function allTrueFilters()
    {
        return $this->hasMany(FilterInstance::class)->where('filter_instances.logic_type', '=', 'all_true');
    }

    public function allFalseFilters()
    {
        return $this->hasMany(FilterInstance::class)->where('filter_instances.logic_type', '=', 'all_false');
    }

    public function anyTrueFilters()
    {
        return $this->hasMany(FilterInstance::class)->where('filter_instances.logic_type', '=', 'any_true');
    }

    public function anyFalseFilters()
    {
        return $this->hasMany(FilterInstance::class)->where('filter_instances.logic_type', '=', 'any_false');
    }

    public function getLowestResourceAttribute()
    {
        $filters = $this->filters;
        if ($filters->contains('for', 'role')) {
            return 'role';
        } else if ($filters->contains('for', 'group')) {
            return 'group';
        } else if ($filters->contains('for', 'user')) {
            return 'user';
        }
        return 'none';
    }

    public function user(): \BristolSU\ControlDB\Contracts\Models\User
    {
        if($this->user_id === null) {
            throw new \Exception(sprintf('Logic #%u is not owned by a user.', $this->id));
        }
        return app(User::class)->getById($this->user_id);
    }
}